Algae ID?

[mekesterson93]

Soo, I have recently started to notice some algae growth on my rocks, sandbed, frag plugs and glass. It's stringy and brownish in color. Anybody know what it is and how to get rid of it and keep it gone?? Thanks in advance!

 

[mekesterson93]

 

[Salty1962]

How long have you had your tank going?

 

[mekesterson93]

How long have you had your tank going?

Bout 6 months or so. The white Rock in the pics is rock that I just added about a week or so ago